Overburden is the overlying rock and soil that needs to be eliminated to attain entry to a coal seam to be mined. Coal mine – An area of land and all constructions, providers, equipment, instruments, tools, shafts, slopes, tunnels, excavations, and different property, actual or private, positioned upon, beneath, or above the floor of such land by any specific particular person, utilized in extracting coal from its pure deposits throughout the earth by any means or methodology, and the work of making ready the coal so extracted, along with coal preparation facilities. British time period is “colliery”.
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